Recall that with the release of Windows 10 October 2018 Update (version 1809), updates to the .NET Framework are delivered in a cumulative update format similar to updates for Windows 10.

Installation via Windows Update

Cumulative update KB4483452 for PC is installed manually installed via Windows Update. To check for updates, go to Settings > Update and Security and click Check for Updates. To complete the installation, you need to restart the computer.